1) IDCT
反离散余弦变换
1.
High-speed ASIC of 2-dimensional discrete cosine transform(DCT)and its inverse(IDCT)was designed for H.
264视频压缩协议的编解码算法,二维离散余弦变换(DCT),及二维反离散余弦变换(IDCT),设计了ASIC高速电路,并完成了电路的FPGA模拟验证。
2.
This paper presents a 2-D 8×8 IDCT processor core for video applications.
提出了一种面向视频处理应用的二维8×8IDCT(反离散余弦变换)处理器结构。
3.
Also, it provides the implementation and optimization of IDCT algorithm.
接着系数数据依次进行反向扫描(IS),反量化(IQ)和反离散余弦变换(IDCT),而运动向量送往MC部分进行运动补偿变换。
2) inverse modified discrete cosine transform(IMDCT)
修正离散余弦反变换
1.
Efficient recursive algorithm for the inverse modified discrete cosine transform(IMDCT);
一种有效的修正离散余弦反变换递归算法
3) idct2
二维离散余弦反变换
4) IMDCT
反向改进离散余弦变换
1.
Arithmetic Research and FPGA Implementation of IMDCT in MP3 Audio Coding/decoding;
IMDCT(反向改进离散余弦变换)是编解码算法中一个运算量大调用频率高的运算步骤，因此适于硬件实现，以降低处理器的开销和功耗，来提高整个系统的性能。
5) discrete cosine transform(DCT)
离散余弦变换(DCT)
1.
A new feature extraction method called as 2DDM is proposed based on discrete cosine transform(DCT) and two-dimensional maximum margin criterion(2DMMC).
提出了一种基于离散余弦变换(DCT)和二维最大边缘准则(2DMMC)的2DDM特征提取算法,证明了2DMMC可以直接应用于DCT域,利用欧氏距离测度进行分类的结果与在空域中进行得到的结果完全相同。
6) discrete cosine transformation
离散余弦变换
1.
The application of discrete cosine transformation in flame recognition
离散余弦变换在火焰识别中的应用
2.
A mathematical relation model between liquor near infrared spectrum and liquor alcoholicity was established by use of the combination of discrete cosine transformation (DCT) and BP neural networks, which was a new approach for rapid liquor alcoholicity determination.
采用近红外光谱的离散余弦变换和BP神经网络相结合,建立了白酒近红外光谱与其酒精度之间的数学关系模型,为快速检测白酒的酒精度提供了一种新的方法。
3.
By using the stability of the direct current (DC) coefficient in the blocks of discrete cosine transformation(DCT),the blind video watermarking method of modulating the DCT-blocked DC coefficients to hide the watermark was proposed.
利用离散余弦变换(DCT)直流系数稳定的特点,提出了一种通过调整视频图像的分块DCT直流系数来隐藏水印的方法。
补充资料：Fourier余弦变换
Fourier余弦变换
Fourier cosine transform
I议耐台余弦变换[I饭川份仪d理加田北而;Koc皿yc一uPe-o6pa”。a.e巾yp‘e] 见I议州匕变换(Fou〔屺rtla瑙form).
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条